A refreshing salted and spiced yogurt drink

Ingredients:
3 glasses yogurt (Measure with Serving Glass)
3 glasses water (Measure with Serving Glass)
1/2 teaspoon salt
1/2 teaspoon roasted cumin powder
1/2 inch ginger
1 green chilli (optional)
1 tablespoon green coriander

Method:
1. Put all ingredients except coriander in a blender.
2. Blend until smooth and froth appears.
3. Pour into serving glasses.
4. Garnish with fresh coriander on top and serve chilled.